Free practice · multiple-choice · medium
Practice
Choose a compact test set
A function accepts quantities from 1 to 50 inclusive. Which values form useful boundary evidence? Select all that apply.
Test evidence matrix
Coverage quality comes from distinct contract cases
- Normal
- 1+ Representative allowed behavior
- Boundary
- 2+ Exact and neighboring values
- Invalid
- 1+ Defined rejection behavior
- Regression
- Every fix Previously failing evidence
Planned cases with independent expectations100%
A planned set includes normal behavior, both sides of important boundaries, invalid states, and the exact cases that exposed earlier defects.